Helena is an independent and very sentimental woman but also a devoted mother and friend of her daughter Eduarda. The latter experienced difficulties in her marriage with Manuel because of his renewed interest in his former friend. Manuel's mother does not love Helena and all she wants is to see her son's marriage fail. Helena starts a new life when she falls in love with Atilio at first sight and marries her. Despite her poor health, Helena's daughter wants to have a child to save her marriage. This is also her husband's desire. Coincidentally, she gets pregnant at the same time as her mother. Each of them gives birth to a boy. It is a joy for everyone, but unfortunately it is short-lived. Eduarda's child is stillborn. So Helena makes the most terrible decision of her life; she secretly exchanges the two babies...